Sentences with phrase «indirect land changes»
The authors say that while models exist to determine the life cycle greenhouse gas profile of direct land conversions — say, converting a stand of timber to a biofuel crop — there has been little study of indirect land changes.
https://green.blogs.nytimes.com/ Not exact matches
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«However, I need to say that we are not including indirect land - use change, and [have] intentionally restricted our analysis to make our findings less uncertain,» he said.
Indirect land - use change refers to the opportunity lost had the biofuel feedstock acres been set aside for other uses.
The biofuel lobby will win big by delaying rules on «indirect land - use change» for six years, but the National Academy of Sciences may now study the issue
Right now, indirect land use related to biofuels isn't included in proposed climate change legislation in the U.S. Senate, as well as proposed agreements that will be on the table in Copenhagen.
This error applies not just to indirect land - use change but direct land - use change.
Indirect land - use change, ILUC for short, accounts for the impacts of rising biofuel demand and grain prices on cropland around the world.
Model performance in reproducing the observed seasonal cycle of land snow cover may provide an indirect evaluation of the simulated snow - albedo feedback under climate change.
While there is good data over the last century, there were many different changes to planet's radiation balance (greenhouse gases, aerosols, solar forcing, volcanoes, land use changes etc.), some of which are difficult to quantify (for instance the indirect aerosol effects) and whose history is not well known.
Some of these forcings are well known and understood (such as the well - mixed greenhouse gases, or recent volcanic effects), while others have an uncertain magnitude (solar), and / or uncertain distributions in space and time (aerosols, tropospheric ozone etc.), or uncertain physics (land use change, aerosol indirect effects etc.).
When indirect land use change is taken into account, biofuels will emit an extra 27 to 56 million tonnes of greenhouse gas emissions per year — the equivalent to an extra 12 to 26 million cars on Europe's roads by 2020.
When full consideration is given, including impacts on soils, fertilizer use and both direct and indirect land use change, bioenergy processes are, in reality, far from «neutral».
Until indirect land use change is fully taken into account, Europe will continue to subsidise an alternative energy that is no better than the fossil fuels it is designed to replace.»
(10/10/2011) Europe's biofuel push could exacerbate climate change unless policies are in place to accounts for emissions from indirect land use change, warns a letter signed by more than 100 scientists and economists.
[1] «Indirect land use change» (ILUC) means that many biofuels harm the climate even more than the fossil fuels they replace — due to land use changes caused by the expansion of agriculture to meet the additional demand for crop - based biofuels.
So there is a huge list of indirect effects possible with land use change.
New legislation must take account of the full carbon footprint of biofuels by introducing indirect land use change «factors».
Accounting for emissions from indirect land - use change pushes up abatement costs for agricultural biofuels to between # 215 and # 5,540 ($ 330 - 8,500) per tonne of CO2e depending on the feedstock used, says the report.
Opposition to any attempt to weaken the Renewable Fuel Standard's definition of life - cycle greenhouse gas emissions of biofuels and to exclude emissions from indirect land - use change.
There are lots of arguments in relation to the new renewable fuels standard in EISA where people are trying to calculate indirect land use change emissions, because converting non-cultivated land to cultivated land typically results in carbon release.
After incorporating these «indirect emission» effects from changes in land use, often into areas valuable as carbon sinks, the analysis found that biofuels produced from vegetable oils are likely to be worse for the climate than fossil fuels.
«Indirect Land Use Change: Much Ado About (Almost) Nothing.»
Biofuels producers continue to argue that they are an essential part of the solution, even as the low oil price puts an end to several cutting - edge projects, the European Commission prepares to publish a new report about indirect land - use change (ILUC) and some stakeholders urge a... [Read more...]
The LCFS regulation also levies the calculation of Indirect Land Use Change (ILUC) effects against biofuels, against the opposition (earlier post) of the biofuels industry, and to the particular detriment of corn ethanol.
Also weighing - in on C - ARB's arrogant application of indirect land use change theory, is the formal letter of protest by 111 scientists led by 3 prominent experts.
Europe must fully account for the greenhouse gas emissions from deforestation and «indirect land use change» caused by expanding agrofuels.
This is an important parameter in the GTAP model and has a significant effect on the final ILUC (indirect land use change) results.
Indirect land use change is unfolding as a scandal, possibly even premeditated by CARB and the EPA to restrict biofuels and protect the petroleum industry.
Again, indirect land use change is based on false assumptions and twisted computer modeling that is not supported by the facts on the ground or even realistic projections.
Note, OA stands for Other Anthropogenic factors, primarilly the aerosol direct and indirect effects and Land Use Change, all of which are negative forcings.
C - ARB illegally incorporated the controversial indirect land use change theory into their rules, without scientific proof or independent peer review, especially in the realm of agricultural economics.
• Resist EPA efforts to water down implementation of Indirect Land Use Change ILUC in the Energy Independence and Security Act EISA and elsewhere.
It includes evidence on size and impacts of «indirect land use change» resulting from biofuel use.
The regulation also levies the calculation of Indirect Land Use Change (ILUC) effects against biofuels, against the opposition of the biofuels industry.
Subtitle C: Miscellaneous -(Sec. 551) Amends the CAA to exclude from requirements regarding lifecycle GHG emissions indirect land use changes outside the renewable fuel's feedstock's country of origin for purposes of determining whether a fuel meets renewable fuel requirements.
-- Notwithstanding the definition of «lifecycle greenhouse gas emissions» in paragraph (1)(H), for purposes of determining whether the fuel meets a definition in paragraph (1) or complies with paragraph (2)(A)(i), the Administrator shall exclude emissions from indirect land use changes outside the renewable fuel's feedstock's country of origin.
The exclusion in subparagraph (A) shall end, and the Administrator shall issue a regulation by the same date that shall include emissions from indirect land use changes outside the renewable fuel's feedstock's country of origin for purposes of calculating a renewable fuel's lifecycle greenhouse gas emissions to determine whether the fuel meets a definition in paragraph (1) or complies with paragraph (2)(A)(i) for renewable fuels sold in the calendar year following the year of the positive determination.
--(i) In the event of a positive determination under subparagraph (C), the Administrator and the Secretary of Agriculture shall, after notice and an opportunity for public comment, by the same date jointly establish a methodology (or methodologies) to calculate greenhouse gas emissions from indirect land use changes that are attributable to the production of renewable fuels and that occur outside the country in which feedstocks are grown for purposes of calculating a renewable fuel's lifecycle greenhouse gas emissions to determine whether the fuel meets a definition in paragraph (1) or complies with paragraph (2)(A)(i).
It has been suggested that higher GHG thresholds for direct emissions are an adequate substitute for accounting for indirect land use change emissions.
2 We urge you to align the EU biofuels policy with the best scientific knowledge and take into account emissions from indirect changes in land use.
Note that most models do not use other forcings described in Chapter 6 such as soot, the indirect effect of sulphate aerosols, or land - use changes.
This new piece of legislation is also referred to as the iLUC Directive (Indirect Land Use Change).
«There is a large body of evidence that because of indirect land use change (ILUC), palm oil biodiesel is worse for the climate than the fossil fuel it replaces — perhaps several times worse,» the report concludes.
Indirect land use change (ILUC) is a key factor, but is currently completely ignored in all calculations linked to whether a biofuel is legitimate for support.
«Decarbonization of heavy industry and aviation will be difficult, which makes converting industrial waste gases into low - carbon jet fuel a fascinating prospect,» said James Beard, climate and aviation specialist at WWF in the U.K. «All airlines should pursue the development of genuinely sustainable, low - carbon fuels that are certified to minimize indirect land use change.»
These two reasons, direct land use change and indirect land use change, significantly affect how much carbon dioxide you save when you use a biofuel.
This additional analysis will also include the effects of proposed changes to the LCFS, such as potential revisions to the calculation of ILUC (indirect land use change) values, options for refineries to generate credits via a refinery credit provisions, provisions for electricity credits for off - road applications, and a cost containment provision, which may affect the volumes and types of fuels needed for compliance.
Among the changes: requiring the E.P.A. to include «indirect land use changes» in analyzing biofuels and their effect on emissions of climate - changing greenhouse gases.
By law, EPA must consider indirect land use change emissions.